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Cloud & Integrations

API Development and Integration to Connect Your Business Systems

Secure APIs and integrations that connect CRMs, ERPs, payments, messaging and AI services.
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Data in sync

Eliminate double entry and conflicting records.

Robust by design

Retries, idempotency, queues and alerting.

Documented contracts

OpenAPI documentation for partners and developers.

Overview

API Development & Integration at Creer Infotech

Modern businesses run on many systems. APIs let them share data reliably — a website order updates inventory, a CRM triggers a WhatsApp message, a mobile app reads from your ERP. We design and build the APIs and integrations that make this possible.

Every integration includes authentication, error handling, retries, logging and monitoring, because integrations fail in the real world and need to recover gracefully.

What is API integration?

API integration connects two or more software systems so they can exchange data and trigger actions automatically. For example, connecting an online store to an ERP so orders, stock and invoices stay in sync without manual entry.

What you get

  • API design and documentation
  • Authentication and rate limiting
  • Integration connectors
  • Monitoring and alerting
  • Test suites and sandbox environments

Benefits

Why Choose Our API Development & Integration Services

Data in sync

Eliminate double entry and conflicting records.

Robust by design

Retries, idempotency, queues and alerting.

Documented contracts

OpenAPI documentation for partners and developers.

Ready for AI

Clean APIs enable AI agents and automation.

Use cases

What We Build

01

Payment gateway integration

02

ERP and accounting integration

03

WhatsApp Business Platform integration

04

Shipping and logistics APIs

05

Public APIs for partners

06

Webhook processing

Technologies

Tools & Technologies

Node.jsLaravelRESTGraphQLWebhooksOAuth 2.0OpenAPIRedis

We recommend technologies based on your requirements, existing systems and long-term maintainability. See our full technology stack.

Our process

How We Deliver API Development & Integration

  1. Discover

    Understand goals, users, workflows and constraints.

  2. Plan

    Define scope, architecture, milestones and estimates.

  3. Design

    Wireframes, UI design and clickable prototypes.

  4. Develop

    Iterative sprints with regular demos.

  5. Test

    Functional, device, performance and security testing.

  6. Deploy

    Launch, data migration and store submissions.

  7. Support

    Monitoring, updates and continuous improvement.

FAQ

API Development & Integration FAQs

Can you integrate a system without a public API?

Sometimes. Options include database-level integration, file exchange or RPA. We assess reliability and risk for each.

Do you build APIs for mobile apps?

Yes, most of our mobile projects include a custom API back end.

How do you secure APIs?

With token-based authentication, role-based authorisation, input validation, rate limiting, HTTPS and audit logging.

Request a Quote

Tell us about your api development & integration requirements. We usually reply within one business day.

Share what you are trying to achieve, current tools and any deadlines.

We respect your privacy. Your details are only used to respond to your enquiry. Happy to sign an NDA.

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Have a Unique Business Requirement? Let’s Build the Right Solution.

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